7.16.2 Engine coolant – Level check
Preconditions
☑ Engine is stopped and starting disabled.
☑ MTU Fluids and Lubricants Specifications (A001061/..) are available.
WARNING
Coolant is hot and under pressure.
Risk of injury and scalding!
• Let the engine cool down.
• Wear protective clothing, gloves, and goggles / safety mask.
Checking coolant level at filler neck
1. Turn breather valve of filler neck on coolant
expansion tank counterclockwise to first
stop and allow pressure to escape.
2. Continue to turn breather valve counter‐
clockwise and remove.
3. Check coolant level (coolant must be visible
at the lower edge of the cast-in eye).
Checking coolant level at remote
cooler
1. Check coolant level (coolant must be visible
at marking plate).
2. Top up with treated coolant as necessary
(→ Page 224).
3. Check proper condition of breather valve
and clean sealing faces.
4. Place breather valve on filler neck and
close.
Coolant level check by means of level sensor:
1. Switch on engine control system and check display (coolant level is automatically monitored by engine
control system).
2. Top up with treated coolant as necessary (→ Page 224).
MW15550/06E 2012-02 | Task Description | 221
TIM-ID: 0000006762 - 002
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